Mitsubishi Electric PUHZ-SHW80VHA Service Manual page 99

Req uest content
Error history 1 (latest)
103
104 Error history 2 (second to last)
105 Error history 3 (third to last)
Abnormal thermistor display
106
(TH3/ TH6/ TH7 / TH8)
107 Operation mode at time of error
108 Compressor-Operating current at time of error
Compressor-Accumulated operating time at time of error
109
Compressor-Number of operation times at time of error
110
111 Discharge temperature at time of error
112
Outdoor unit - Liq uid pipe 1 temperature (TH3) at time of error
Outdoor unit - Liq uid pipe 2 temperature at time of error
113
114 Outdoor unit-2-phase pipe temperature (TH6) at time of error
115
Outdoor unit-Outside air temperature (TH7 ) at time of error
116
117 Outdoor unit-Heatsink temperature (TH8) at time of error
118 Discharge superheat (SHd) at time of error
119 Sub-cool (SC) at time of error
Compressor-Operating freq uency at time of error
120
Outdoor unit at time of error
121
Fan output step
Outdoor unit at time of error
122
Fan 1 speed (Only for air conditioners with DC fan)
Outdoor unit at time of error
123
Fan 2 speed (Only for air conditioners with DC fan)
124
125 LEV (A) opening at time of error
126 LEV (B ) opening at time of error
127
128
129 Pressure saturation temperature (T
130 Thermo ON time until operation stops due to error
131
Indoor - Liq uid pipe temperature at time of error
132
Indoor - Cond./ Eva. temperature at time of error
133
Indoor at time of error
134
Intake air temperature <Thermo judge temperature>
135
136
137
138
139
140
~
146
147
148
149
150 Indoor - Actual intake air temperature
151 Indoor - Liq uid pipe temperature
152 Indoor - Cond./ Eva. temperature
OCH526C
Description
(Display range)
Displays error history. (" - - " is displayed if no history is present.)
Displays error history. (" - - " is displayed if no history is present.)
Displays error history. (" - - " is displayed if no history is present.)
3 : TH3
6 : TH6
7 : TH7
8 : TH8
0 : No thermistor error
Displayed in the same way as req uest code "0".
0 – 50
0 – 9 9 9 9
0 – 9 9 9 9
3 – 217
-40 – 9 0
-40 – 9 0
-39 – 88
-39 – 88
-40 – 200
0 – 255
0 – 130
0 – 255
0 – 10
0 – 9 9 9 9
0 – 9 9 9 9
0 – 500
0 – 500
) at time of error -39 – 88
63HS
0 – 9 9 9
-39 – 88
-39 – 88
-39 – 88
-39 – 88
-39 – 88
-39 – 88
Unit Remarks
Code
Code
Code
Sensor
number
–
A
10 hours
100 times
:
:
:
:
:
:
:
:
Hz
Step
rpm
"0" is displayed if the air conditioner is a single-
rpm
fan type.
Pulses
Pulses
:
Minutes
Average value of all indoor units is displayed if the air condi-
:
tioner consists of 2 indoor units (twin).
Average value of all indoor units is displayed if the air condi-
:
tioner consists of 2 indoor units (twin).
:
:
:
: